21495824

素因数分解:

$2^4\times 7^1\times {\mathrm{59}}^1\times {\mathrm{3253}}^1$

素因数の和:3327

約数の個数: 40

約数和(自身を含む): 48419520

約数和(自身を除く): 26923696

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 59, 112, 118, 236, 413, 472, 826, 944, 1652, 3253, 3304, 6506, 6608, 13012, 22771, 26024, 45542, 52048, 91084, 182168, 191927, 364336, 383854, 767708, 1343489, 1535416, 2686978, 3070832, 5373956, 10747912, 21495824]

約数ペア:

[(1, 21495824), (2, 10747912), (4, 5373956), (7, 3070832), (8, 2686978), (14, 1535416), (16, 1343489), (28, 767708), (56, 383854), (59, 364336), (112, 191927), (118, 182168), (236, 91084), (413, 52048), (472, 45542), (826, 26024), (944, 22771), (1652, 13012), (3253, 6608), (3304, 6506)]